Hierarchical clustering of expression profiles of key regulators of reproductive development along bud development. MADS-box gene family (blue boxes), SPL gene family (green boxes), FT-TFL1 gene family (orange boxes) and the VFL gene (red box). Color scale (on top) represents mean-centered expression values.
Díaz-Riquelme et al. BMC Plant Biology 2012 12:181 doi:10.1186/1471-2229-12-181